Re: wrong number of serial port detected

[Russell King <rmk+lkml@arm.linux.org.uk>]

On Sat, Jan 07, 2006 at 07:23:46PM -0600, Jason Dravet wrote:
> Not to keep complaining, but I now have the following issue.  I running 
> Fedora Cores  2.6.15-1.1826 kernel.  When I run dmesg I now see this:
> 
> Serial: 8250/16550 driver $Revision: 1.90 $ 2 ports, IRQ sharing enabled
> serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
> 00:06: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
> 
> before 2.6.15 I saw
> Serial: 8250/16550 driver $Revision: 1.90 $ 32 ports, IRQ sharing enabled
> 
> The serial driver now correctly reports that I have two serial ports 
> instead of 32.  So shouldn't the patch register the minimum of 
> CONFIG_SERIAL_8250_NR_UARTS and the number of serial ports detected by the 
> serial driver?

It's a classic chicken and egg problem.  If you can solve such problems,
please feel free to send a patch.

-- 
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:  2.6 Serial core
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